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Luden [163]
3 years ago
5

When a hot metal is dropped into a sample of water, the water___ temperature

Chemistry
1 answer:
weqwewe [10]3 years ago
8 0

Answer: increases

Explanation: The hot metal is transfering the heat to the water therefore, while the metal is decreasing in temperature, the water is increasing

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Imagine a chemist is in the lab and trying to make some chemical reactions happen. In one reaction she reacts chemicals in an ex
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4 0
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Which will NOT occur when a light tray ray interacts with a smooth pane of glass?
zhuklara [117]

Answer:

B) diffraction

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Recall that diffraction is the separation of white light into its component wavelengths.

5 0
3 years ago
A student mixes a 10.0 ml sample of 1.0 m naoh(aq) with a 10.0 ml sample of 1.0 m hcl(aq) in a polystyrene container. the temper
AleksAgata [21]
Hrxn = Q reaction / mol of reaction
mol of reaction = M * V = 10 * 1 = 10 mmol = 0.01 mol
Q water = m * C * (Tf - Ti)
             = (10 + 10) (4.184) (26-20) = 502.08 J
Q reaction = - Q water = -502.08 J
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3 years ago
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